User`s manual
Table Of Contents
- 1. Introduction
- 2. Getting Started
- Powering on the W406-LX
- Connecting the W406-LX to a PC
- Configuring the Ethernet Interface
- USB Port for Expansion
- SD Socket for Storage Expansion
- Setting Up the Wireless Module
- Configuring the SIM Card
- Entering the PIN Code
- Verifying the SIM Card Status
- Enabling or Disabling the PIN Code Authentication
- Changing the PIN Code
- Unlocking the SIM Card
- Connecting to the Internet
- Reconnecting to the Internet
- Disconnecting from the Internet
- Detecting an Internet Connection Error
- Sending and Reading an SMS Message
- Deleting an SMS Message
- Test Program—Developing Hello.c
- 3. Managing Embedded Linux
- 4. Managing Communications
- 5. Development Tool Chains
- 6. Programmer’s Guide
- 7. Software Lock
- A. System Commands

W406-LX User’s Manual Getting Started
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Sending and Reading an SMS Message
To send an SMS message, use the sms_send_text_msg command. For example, enter
sms_send_text_msg –n 0988713219 –t “hello! This is an SMS test.” t
o send the message “hello!
This is an
SMS test.” to the phone number 0988693141.
To read an SMS message, use the sms_read_text_msg –i command. For example,
sms_read_text_msg –i 1, will display the first SMS message.